From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from kroah.org ([198.145.64.141]:41845 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750799Ab1EJS0n (ORCPT ); Tue, 10 May 2011 14:26:43 -0400 Date: Tue, 10 May 2011 11:04:49 -0700 From: Greg KH To: Arend van Spriel Cc: "gregkh@suse.de" , Julian Calaby , "linux-wireless@vger.kernel.org" , "devel@linuxdriverproject.org" Subject: Re: [PATCH 9/9] staging: brcm80211: move utility functions into new module Message-ID: <20110510180449.GE2335@kroah.com> (sfid-20110510_202647_312821_26A389B1) References: <1304951590-2411-1-git-send-email-arend@broadcom.com> <1304951590-2411-10-git-send-email-arend@broadcom.com> <4DC91A4C.7020305@broadcom.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <4DC91A4C.7020305@broadcom.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, May 10, 2011 at 12:58:20PM +0200, Arend van Spriel wrote: > On 05/10/2011 06:18 AM, Julian Calaby wrote: > >Arend, Henry, > > > >One problem I noticed with your patch: > > > >On Tue, May 10, 2011 at 00:33, Arend van Spriel wrote: > >>From: Henry Ptasinski > >> > >>Move utility functions shared by the brcmsmac and brcmfmac drivers into a new > >>module, brcmutil.ko. This eliminates the need to compile and link the shared > >>functions into both drivers. Prefix all exported symbols with "bcm_". > >> > >>Cc: devel@linuxdriverproject.org > >>Cc: linux-wireless@vger.kernel.org > >>Reviewed-by: Brett Rudley > >>Signed-off-by: Arend van Spriel > >>--- > >> drivers/staging/brcm80211/Makefile | 1 + > >> > >>diff --git a/drivers/staging/brcm80211/Makefile b/drivers/staging/brcm80211/Makefile > >>index c064cdf..287ad0e 100644 > >>--- a/drivers/staging/brcm80211/Makefile > >>+++ b/drivers/staging/brcm80211/Makefile > >>@@ -19,5 +19,6 @@ > >> subdir-ccflags-y := -DBCMDMA32 > >> subdir-ccflags-$(CONFIG_BRCMDBG) += -DBCMDBG -DBCMDBG_ASSERT > >> > >>+obj-m += util/ > >> obj-$(CONFIG_BRCMFMAC) += brcmfmac/ > >> obj-$(CONFIG_BRCMSMAC) += brcmsmac/ > >You should not use obj-m directly - the way this is set up, if module > >support is disabled, then the driver will fail as the brcmutil module > >will not be built. This might also happen if the drivers are built > >into the kernel ('y' rather than 'm') > > > >You should create a new Kconfig variable (say BRCMWLUTIL) and use some > >Kconfig trickery to ensure that it's built properly for the drivers > >that need it, then replace this line with something like > > > >obj-$(CONFIG_BRCMWLUTIL) > > > >The LIB80211 symbol used by the Intel 2x00 (old non-mac80211) wireless > >drivers uses similar trickery to ensure that everything is built > >properly. > Hi Greg, > > We were informed about this potential problem. Should I resend this > patch or fix it with a separate patch? Resend it with a fixed version, I'll just not apply this one in the series for now. thanks, greg k-h